Skyjacker 4-inch rear dual-rate long-travel coil springs for 2007–2018 Jeep Wrangler JK Unlimited (4‑door) provide firm lift with balanced ride quality. Dual-rate design keeps coils correctly seated at full droop and enhances articulation for off-road use. Constructed from higher-strength alloy to prevent sagging and fractures and finished for powder coating, these springs are matched to OEM rates for predictable handling.
Skyjacker 2007-2018 Jeep Wrangler JK 4 Door 4WD (Unlimited) Long Travel 4in Rear Coil Spring Set